Snorkel mask



FIG. 1 is a left side elevational view of a snorkel mask showing my new design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a front elevational view thereof;

FIG. 6 is a rear elevational view thereof;

FIG. 7 is a left side, top, and front perspective view thereof;

FIG. 8 is a left side, bottom and front perspective view thereof;

FIG. 9 is a right side, bottom and front perspective view thereof;

FIG. 10 is a rear perspective view thereof;

FIG. 11 is a bottom and rear perspective view thereof; and,

FIG. 12 is a top and rear perspective view thereof. 

CLAIM The ornamental design for a snorkel mask, as shown. 